mirror of
https://github.com/SagerNet/sing-box.git
synced 2024-11-23 17:11:29 +00:00
100 lines
2.2 KiB
Go
100 lines
2.2 KiB
Go
//go:build darwin
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package libbox
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import (
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"encoding/binary"
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"net"
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"os"
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"path/filepath"
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"sync"
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"github.com/sagernet/sing-box/log"
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E "github.com/sagernet/sing/common/exceptions"
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"github.com/sagernet/sing/common/observable"
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"github.com/sagernet/sing/common/x/list"
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)
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type CommandServer struct {
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sockPath string
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listener net.Listener
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handler CommandServerHandler
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access sync.Mutex
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savedLines *list.List[string]
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subscriber *observable.Subscriber[string]
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observer *observable.Observer[string]
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}
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type CommandServerHandler interface {
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ServiceStop() error
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ServiceReload() error
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}
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func NewCommandServer(sharedDirectory string, handler CommandServerHandler) *CommandServer {
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server := &CommandServer{
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sockPath: filepath.Join(sharedDirectory, "command.sock"),
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handler: handler,
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savedLines: new(list.List[string]),
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subscriber: observable.NewSubscriber[string](128),
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}
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server.observer = observable.NewObserver[string](server.subscriber, 64)
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return server
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}
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func (s *CommandServer) Start() error {
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os.Remove(s.sockPath)
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listener, err := net.ListenUnix("unix", &net.UnixAddr{
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Name: s.sockPath,
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Net: "unix",
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})
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if err != nil {
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return err
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}
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s.listener = listener
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go s.loopConnection(listener)
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return nil
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}
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func (s *CommandServer) Close() error {
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return s.listener.Close()
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}
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func (s *CommandServer) loopConnection(listener net.Listener) {
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for {
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conn, err := listener.Accept()
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if err != nil {
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return
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}
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go func() {
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hErr := s.handleConnection(conn)
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if hErr != nil && !E.IsClosed(err) {
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log.Warn("log-server: process connection: ", hErr)
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}
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}()
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}
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}
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func (s *CommandServer) handleConnection(conn net.Conn) error {
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defer conn.Close()
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var command uint8
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err := binary.Read(conn, binary.BigEndian, &command)
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if err != nil {
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return E.Cause(err, "read command")
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}
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switch int32(command) {
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case CommandLog:
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return s.handleLogConn(conn)
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case CommandStatus:
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return s.handleStatusConn(conn)
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case CommandServiceStop:
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return s.handleServiceStop(conn)
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case CommandServiceReload:
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return s.handleServiceReload(conn)
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case CommandCloseConnections:
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return s.handleCloseConnections(conn)
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default:
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return E.New("unknown command: ", command)
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}
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}
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